On 6 November 2024, the Polish Ministry of Finance (MoF) published a long-awaited set of documents regarding KSeF, including the draft Act proposing changes on mandatory e-invoicing via KSeF and technical documents describing the proposed new schema FA_VAT(3) and FA_VAT_RR(1).   Additionally, the Ministry of Finance has presented a timeline regarding changes around KSeF for 2025/2026, which is as follows:   January 2025 - opening KSeF hotline; Q1 2025 - finalizing legislation; June 2025 - publication of API documentation; June-August 2025 - API tests; September-December 2025 - open tests on KSeF; November 2025 - alignment of environments n KSeF (TEST,...